Loaded Subwoofer Enclosures

FEATURES:

• FULLY-INTEGRATED SLOT-PORTS TO ALLOW FOR GREATER TUNING PRECISION & ENHANCED ENCLOSURE BRACING.
• METAL BAR GRILL TO KEEP UNFORESEEN HAZARDS SAFELY AWAY FROM YOU SUB.
• DUAL IMPEDANCE SPEAKER TERMINALS FOR CONNECTING TO 1 OHM OR 4 OHM RATED AMPLIFIERS.
• EMBROIDERED DD AUDIO LOGO ON THE FACE OF THE ENCLOSURE.
   

SPECIFICATIONS:

• DRIVER SIZE: 10"
• WATTS RMS: 250 - 500W
• IMPEDANCE: D2
• DIMENSIONS: 15" H X 18" W X 9" TOP / 14" BASE
• DIMENSIONS: 381MM H X 457.2MM W X 229MM TOP / 355.5MM BASE
• SHIPPING WEIGHT: 35 LBS.

FEATURES:

• FULLY-INTEGRATED SLOT-PORTS TO ALLOW FOR GREATER TUNING PRECISION & ENHANCED ENCLOSURE BRACING.
• METAL BAR GRILL TO KEEP UNFORESEEN HAZARDS SAFELY AWAY FROM YOU SUB.
• DUAL IMPEDANCE SPEAKER TERMINALS FOR CONNECTING TO 1 OHM OR 4 OHM RATED AMPLIFIERS.
• EMBROIDERED DD AUDIO LOGO ON THE FACE OF THE ENCLOSURE.

SPECIFICATIONS:

• DRIVER SIZE: 12"
• WATTS RMS: 250 - 500W
• IMPEDANCE: D2
• DIMENSIONS: 16" H X 20" W X 12" TOP / 16" BASE
• DIMENSIONS: 400MM H X 508MM W X 305MM TOP / 400MM BASE
• SHIPPING WEIGHT: 42 LBS.

FEATURES:

• SUBS BOAST A POWERFUL DOUBLE STACK MOTOR
• HIGH-TEMPERATURE VOICE COILS

SPECIFICATIONS:

• DRIVER SIZE: 6.5"
• WATTS RMS: 250-500
• VCD: 2
• IMPEDANCE: D2
• DIMENSIONS: IN 14 X 8 X 10.5
• DIMENSIONS: MM 355 X 203 X 266
• SHIPPING WEIGHT: LBS 24

FEATURES

• 8-INCH MASSIVE MOTOR ACTIVE SUBWOOFER
• 2X 8-INCH DOUBLE PASSIVE RADIATOR
• 140 W INTEGRATED POWER AMPLIFIER
• FREQUENCY, LEVEL, PHASE ADJUSTABLE CONTROLS
• DUAL SPEAKER INPUT: PRE-AMPLIFIED LOW-LEVEL INPUT (RCA, FOR AFTERMARKET HEAD UNITS); AMPLIFIED HIGH-LEVEL INPUT (SPEAKER CABLE, FOR OEM HEAD UNITS)
• SINGLE CONNECTOR FOR EASY INSTALLATION AND REMOVAL OF THE SUBWOOFER
• CONSTRUCTED FROM 18-MILLIMETRE MDF
• SLANTED LOWER PANEL TO EASE THE ENCLOSURE INSTALLATION NEXT TO THE SEATS
• GRILLE FEATURING HERTZ LOGO, OFFERING TOTAL SPEAKER PROTECTION

SPECIFICATIONS

• SPEAKER SIZE MM (IN.): 200 (8)
• POWER HANDLING - PEAK W: 140
• IMPEDANCE Ω: 4
• FREQUENCY RESPONSE HZ: 32 ÷ 400
• SENSITIVITY DB SPL: 92
• MAGNET: HIGH DENSITY FLUX FERRITE
• CONE: WATER-REPELLENT PRESSED PAPER
• WEIGHT KG(LB): 7.80(17.19)

FEATURES

• VERY HIGH EFFICIENCY 12” (300 MM) SUBWOOFER UNIT, FOR SUPERIOR POWER HANDLING
• BASS-REFLEX ENCLOSURE DESIGN, DELIVERS POWERFUL AND DEEP BASS
• INCLUDES FIXING BELTS FOR EASY INSTALL AND REMOVE
• FEATURES ROBUST PROTECTIVE METAL GRILL
• HIGH CURRENT TIN PLATED TERMINALS
• HIGH EXCURSION RUBBER BUTILIC SURROUND
• PURE COPPER VOICE COIL, WOUND ON ALUMINIUM FORMER, FOR VERY GOOD THERMAL AND MECHANICAL CAPACITY
• VENTING SYSTEM, FOR MORE LINEAR EXCURSION AND BETTER THERMAL DISSIPATION

SPECIFICATIONS

• COMPONENT: REFLEX TUBE SUB BOX
• SPEAKER SIZE: 300 (12) MM (IN.) 
• POWER HANDLING W:
• PEAK: 1000
• CONT. PROGRAM: 250
• IMPEDANCE: Ω 4
• SENSITIVITY DB/SPL: 91
• MAGNET SIZE: 134 X 60 X 25 MM
• D X D X H: (5.3 X 2.4X 1) (IN.) 
• SPEAKER TOTAL DRIVER DISPLACEMENT: L (CU.IN) 1,8 (109.8)
• VOICE COIL ∅ MM (IN.): 50 (2)
• MAGNET: HIGH DENSITY FLUX FERRITE
• CONE: PRESSED PAPER CONE
• WEIGHT OF ONE COMPONENT: 10,5 KG  (23.15) (LB.) 
• *X-MECH MM (IN.): ±17 (0.67)

FEATURES

• ULTRA FLAT PROFILE, KEEPING SIZE TO A MINIMUM FOR EASE OF PLACEMENT AND HIDDEN COSMETIC INTEGRATION WITHIN THE VEHICLE
• CONSTRUCTED FROM 15/18 MM MDF WITH INTERNAL BRACING, MINIMIZING ENCLOSURE LOSSES
• SLANTED LOWER PANEL HELPS TO REDUCE BACK WAVE REFLECTIONS AND EASES INSTALLATION
• LOW LOSS FOAM SURROUND PASSIVE RADIATOR, FOR POWERFUL, UNDISTORTED OUTPUT
• LOW PROFILE-HIGH EXCURSION SUBWOOFER UNIT PROVIDES BURSTING DYNAMICS
• MOLDED METAL GRILLE OFFERS TOTAL SPEAKER PROTECTION AND GREAT COSMETIC APPEAL
• REVERSIBLE HERTZ LOGO, CONFIGURABLE TO THE DIFFERENT INSTALLATION POSITIONS
• PROPRIETARY CONNECTION TERMINALS PROVIDE THE UTMOST IN FUNCTIONALITY AND SAFETY
• EASY-REMOVE METAL MOUNTING SYSTEM, FOR A CLEAN AND RELIABLE INSTALLATION

SPECIFICATIONS

• SPEAKER SIZE MM (IN.): 200 (8)
• POWER HANDLING - PEAK W: 600
• POWER HANDLING - CONTINUOUS W: 200
• IMPEDANCE Ω: 4
• FREQUENCY RESPONSE HZ: 40 ÷ 400
• SENSITIVITY DB SPL: 93

TECHNOLOGIES

• ULTRAFLAT: SMALL SIZE FOR INSTALLATIONS WITHOUT LIMITS. ACCURATE STUDY OF THE COMPONENTS‘ PROFILE CARRIED OUT MORE COMPACT BASKETS AND MOTOR ASSEMBLIES.
• VERIFIED BY KLIPPEL: THE KLIPPEL QUALITY CONTROL SYSTEM IS OUR GUARANTEE TO ALWAYS PRODUCE A PRODUCT ENTIRELY IN COMPLIANCE WITH THE MOST CHALLENGING INTERNATIONAL STANDARDS.

SPECIFICATIONS

• SPEAKER SIZE MM (IN.): 250 (10)
• POWER HANDLING - PEAK W: 900
• POWER HANDLING - CONTINUOUS W: 300
• IMPEDANCE Ω: 4
• FREQUENCY RESPONSE HZ: 38 ÷ 350
• SENSITIVITY DB SPL: 92

• SEALED ENCLOSURE WITH 12" SUBWOOFER
• POLYPROPYLENE CONE WITH RUBBER SURROUND
• STAMPED STEEL FRAME
• 5/8" MEDIUM-DENSITY FIBERBOARD CONSTRUCTION COVERED WITH CARPET
• 4-OHM IMPEDANCE
• HANDLES UP TO 300 WATTS RMS (1200 WATTS PEAK POWER)
• FREQUENCY RESPONSE: 35-200 HZ
• SENSITIVITY: 91 DB
• DIMENSIONS: 17-5/16"W X 14-1/2"H X 6-5/16"D1 X 10-3/16"D2
• WARRANTY: 1 YEAR

FEATURES

• PROPRIETARY SLIPSTREAM PORT TECHNOLOGY
  THE DOUBLE-FLARED SHAPE OF THE OVERSIZED PORT IS PRECISELY CALCULATED, EFFICIENTLY ELIMINATING PORT NOISE. EVEN AT HIGH SPL, AIRFLOW THROUGH THE PORT WILL REMAIN UNIFORM, OFFERING BETTER LOW-FREQUENCY EXTENSION AND WOOFER PROTECTION.
• SIGNIFICANTLY IMPROVED POWER-HANDLING CAPABILITIES
  THE NEW GT5 ENCLOSURE GENERATION HANDLES 10 PERCENT MORE POWER THAN PREVIOUS CS AND OFFERS NEARLY 20 PERCENT MORE XMAX FOR HIGHER SPL.
• INCREASED RELIABILITY
  THE VENTED POLEPIECES AND MOTOR STRUCTURE PROVIDE ADDITIONAL COOLING. IN COMBINATION WITH THE RUBBER-COATED TINSEL LEADS, THIS RESULTS IN MUCH BETTER LONG-TERM RELIABILITY.
• DUAL-STACKED OVERSIZED MAGNETS
  THE INCREASED MAGNETIC FLUX RESULTS IN HIGHER EFFICIENCY AND BETTER WOOFER CONTROL.
• OVERSIZED PROTECTION BARS
  THE PORTED MODELS (GT5-1204BR AND GT5-2402BR) COME WITH MASSIVE METAL-BAR GRILLES FOR A BEEFY LOOK AND PERFECT WOOFER-CONE PROTECTION.
• OPTIMIZED BAND-PASS TUNING
  UNLIKE MANY INEXPENSIVE BAND-PASS SUBWOOFERS, THE GT5-1204BP IS ABLE TO REPRODUCE EVEN THE LOWEST BASS FREQUENCIES THANKS TO A CAREFULLY TUNED ENCLOSURE.
• PROPRIETARY TERMINALS
  THE LARGE TERMINALS ARE DESIGNED EXCLUSIVELY FOR JBL PRODUCTS AND ACCEPT HEAVY-DUTY SPEAKER WIRES.
• EQUIPPED WITH ORIGINAL JBL® GT5-12 SUBWOOFERS
• DUAL-STACKED MAGNETS AND VENTED MOTOR STRUCTURE
• PROPRIETARY SLIPSTREAM TECHNOLOGY TO ELIMINATE PORT NOISE
• INCREASED POWER HANDLING

SPECIFICATIONS

• SIZE: 300MM
• TYPE OF SYSTEM: BAND-PASS
• IMPEDANCE: 4 OHMS
• POWER HANDLING, RMS: 275W
• POWER HANDLING, PEAK: 1100W
• SENSITIVITY (@ 2,83V, 1M): 90DB
• FREQUENCY RESPONSE: 35HZ – 100HZ
• DIMENSIONS (W X H X D): 602 X 420 X 342MM

• SEPARATION KIT FOR JBL STADIUM UB4100 & JBL UB4000

SPECIFICATIONS:

SUBWOOFER

• CONE SIZE 30CM / 12 INCH
• CONE TYPE PAPER CONE WITH PP DIAPHRAGM
• FRAME PAINTED SPCC FRAME
• SURROUND URETHANE FOAM
• MAGNET FERRITE MAGNET
• TERMINALS FASTON
• FREQUENCY RESPONSE 42 - 1,900HZ
• POWER HANDLING CAPACITY (PEAK POWER) 1800W
• POWER HANDLING CAPACITY (RMS POWER) 300W
• IMPEDANCE (OHMS) 4 OHMS
• SOUND PRESSURE LEVEL 83.1DB

WEIGHT

• MAGNET MASS 980G X 2PCS (34.6OZ X 2PCS)

SPEAKER BOX

• TYPE SEALED BOX
• WIDTH (WITH TERMINAL) 400MM
• HEIGHT 400MM
• DEPTH (WITH GASKET) 280MM
• WEIGHT (WITH WOOFER UNIT) 7KG

• 1400 WATTS MAX POWER
• 400 WATTS NOMINAL POWER
• 4-OHM DUAL VOICE COIL DESIGN
• 12" BASS REFLEX SUBWOOFER​

FEATURES:

• CONSTRUCTED WITH 5/8" MDF
• PROPRIETARY HIGH-FLOW, LOW-NOISE PORT
• HIGH CURRENT BINDING POSTS

SPECIFICATIONS:

• WOOFER QUANTITY 1
• WOOFER SIZE 10"
• ENCLOSURE TYPE VENTED
• SPEAKER CONNECTOR UP TO 10 AWG COMPRESSION TERMINALS
• SHIPPING WEIGHT 36 LBS. (16.32 KG)
• WOOFER SERIES PUNCH P1 (P1S4-10)
• NOMINAL IMPEDANCE (EA) 4-OHM, INTERNALLY WIRED TO CREATE A 4-OHM AMPLIFIER LOAD
• ENCLOSURE MATERIAL 5/8" MDF (MEDIUM DENSITY FIBERBOARD)
• DIMENSIONS BOX (H X W X D) WEDGE (H X W X D1 X D2) 13.125" X 17" X 15.125" / (33.3CM X 43.2CM X 38.4CM)
• CEA-2031 COMPLIANT
• POWER HANDLING (WATTS RMS) 250 WATTS RMS, 500 WATTS MAX

FEATURES:

• CONSTRUCTED WITH 5/8" MDF
• PROPRIETARY HIGH-FLOW, LOW-NOISE PORT
• HIGH CURRENT BINDING POSTS

SPECIFICATIONS:

• WOOFER QUANTITY 1
• WOOFER SIZE 12"
• ENCLOSURE TYPE VENTED
• SPEAKER CONNECTOR UP TO 10 AWG COMPRESSION TERMINALS
• SHIPPING WEIGHT 46.1 LBS. (20.91 KG)
• CEA-2031 COMPLIANT
• WOOFER SERIES PUNCH P1 (P1S4-12)
• NOMINAL IMPEDANCE (EA) 4-OHM, INTERNALLY WIRED TO CREATE A 4-OHM AMPLIFIER LOAD
• POWER HANDLING (WATTS RMS) 250 WATTS RMS, 500 WATTS MAX
• ENCLOSURE MATERIAL 5/8" MDF (MEDIUM DENSITY FIBERBOARD)
• DIMENSIONS BOX (H X W X D) WEDGE (H X W X D1 X D2) 15.125" X 19.125" X 15.75" / (38.4CM X 48.6CM X 40CM)

FEATURES:

• CONSTRUCTED WITH 5/8" MDF
• PROPRIETARY HIGH-FLOW, LOW-NOISE PORT
• HIGH CURRENT BINDING POSTS

SPECIFICATIONS:

• WOOFER QUANTITY: 2
• WOOFER SERIES: PUNCH P1 (P1S4-10)
• NOMINAL IMPEDANCE (EA): 2-OHM INTERNALLY WIRED TO CREATE A 2-OHM AMPLIFIER LOAD
• POWER HANDLING (WATTS RMS): 500 WATTS RMS / 1000 WATTS MAX
• ENCLOSURE MATERIAL: 5/8" MDF (MEDIUM DENSITY FIBERBOARD)
• BOX DIMENSIONS (H X W X D): 13.125" X 31.125" X 15.125"
• WEDGE DIMENSIONS (H X W X D1 X D2): (33.3CM X 79.1CM X 38.4CM)
• WOOFER SIZE: 10"
• ENCLOSURE TYPE: VENTED
• SPEAKER CONNECTOR: UP TO 10 AWG COMPRESSION TERMINALS
• SHIPPING WEIGHT: 63.9 LBS. (28.98 KG)
• CEA-2031 COMPLIANT: CEA-2031 GUIDELINES

FEATURES:

• CONSTRUCTED WITH 5/8" MDF
• PROPRIETARY HIGH-FLOW, LOW-NOISE PORT
• HIGH CURRENT BINDING POSTS

SPECIFICATIONS:

• WOOFER QUANTITY 2
• WOOFER SERIES PUNCH P1 (P1S4-12)
• NOMINAL IMPEDANCE (EA) 2-OHM, INTERNALLY WIRED TO CREATE A 2-OHM AMPLIFIER LOAD
• POWER HANDLING (WATTS RMS) 500 WATTS RMS, 1000 WATTS MAX
• ENCLOSURE MATERIAL 5/8" MDF (MEDIUM DENSITY FIBERBOARD)
• DIMENSIONS BOX (H X W X D) WEDGE (H X W X D1 X D2) 15.125" X 33.875" X 15.75" / (38.4CM X 86CM X 40CM)
• WOOFER SIZE 12"
• ENCLOSURE TYPE VENTED
• SPEAKER CONNECTOR UP TO 10 AWG COMPRESSION TERMINALS
• SHIPPING WEIGHT 70.9 LBS. (32.15 KG)
• CEA-2031 COMPLIANT

FEATURES:

• PROPRIETARY HIGH-FLOW, LOW-NOISE PORT
• CONSTRUCTED WITH 5/8" MDF
• HIGH CURRENT BINDING POSTS

SPECIFICATIONS:

• WOOFER QUANTITY 1
• SPEAKER CONNECTOR UP TO 10 AWG COMPRESSION TERMINALS
• DIMENSIONS BOX (H X W X D) WEDGE (H X W X D1 X D2) 15.125" X 19.125" X 15.75" / (38.4CM X 48.6CM X 40CM)
• SHIPPING WEIGHT 49.6 LBS. (22.49 KG)
• WOOFER SIZE 12"
• WOOFER SERIES PUNCH P2 (P2D2-12)
• NOMINAL IMPEDANCE (EA) 1-OHM, INTERNALLY WIRED TO CREATE A 1-OHM AMPLIFIER LOAD
• POWER HANDLING (WATTS RMS) 400 WATTS RMS, 800 WATTS MAX
• ENCLOSURE TYPE VENTED
• ENCLOSURE MATERIAL 5/8" MDF (MEDIUM DENSITY FIBERBOARD)
• CEA-2031 COMPLIANT

FEATURES:

• PROPRIETARY HIGH-FLOW, LOW-NOISE PORT
• CONSTRUCTED WITH 5/8" MDF
• HIGH CURRENT BINDING POSTS

SPECIFICATIONS:

• WOOFER QUANTITY 2
• WOOFER SIZE 12"
• WOOFER SERIES PUNCH P2 (P2D4-12)
• NOMINAL IMPEDANCE (EA) 1-OHM, INTERNALLY WIRED TO CREATE A 1-OHM AMPLIFIER LOAD
• POWER HANDLING (WATTS RMS) 800 WATTS RMS, 1600 WATTS MAX
• ENCLOSURE TYPE VENTED
• ENCLOSURE MATERIAL 5/8" MDF (MEDIUM DENSITY FIBERBOARD)
• SPEAKER CONNECTOR UP TO 10 AWG COMPRESSION TERMINALS
• DIMENSIONS BOX (H X W X D) WEDGE (H X W X D1 X D2)15.125" X 33.875" X 15.75" / (38.4CM X 86CM X 40CM)
• SHIPPING WEIGHT 77.35 LBS. (35.08 KG)
• CEA-2031 COMPLIANT

FEATURES:

• PROPRIETARY HIGH-FLOW, LOW-NOISE PORT
• CONSTRUCTED WITH 5/8" MDF
• HIGH CURRENT BINDING POSTS

SPECIFICATIONS:

• WOOFER QUANTITY 1
• SPEAKER CONNECTOR UP TO 10 AWG COMPRESSION TERMINALS
• DIMENSIONS BOX (H X W X D) WEDGE (H X W X D1 X D2) 15.125" X 19.125" X 15.75" / (38.4CM X 48.6CM X 40CM)
• SHIPPING WEIGHT 56.9 LBS. (25.8 KG)
• WOOFER SIZE 12"
• WOOFER SERIES PUNCH P3 (P3D2-12)
• NOMINAL IMPEDANCE (EA) 1-OHM. INTERNALLY WIRED TO CREATE A 1-OHM AMPLIFIER LOAD
• POWER HANDLING (WATTS RMS) 600 WATTS RMS, 1200 WATTS MAX
• ENCLOSURE TYPE VENTED
• ENCLOSURE MATERIAL 5/8" MDF (MEDIUM DENSITY FIBERBOARD)
• CEA-2031 COMPLIANT

FEATURES:

• PROPRIETARY HIGH-FLOW, LOW-NOISE PORT
• CONSTRUCTED WITH 5/8" MDF
• HIGH CURRENT BINDING POSTS

SPECIFICATIONS:

• WOOFER QUANTITY 2
• WOOFER SIZE 12"
• WOOFER SERIES PUNCH P3 (P3D4-12)
• NOMINAL IMPEDANCE (EA) 1-OHM, INTERNALLY WIRED TO CREATE A 1-OHM AMPLIFIER LOAD
• POWER HANDLING (WATTS RMS) 1200 WATTS RMS, 2400 WATTS MAX
• ENCLOSURE TYPE VENTED
• ENCLOSURE MATERIAL 5/8" MDF (MEDIUM DENSITY FIBERBOARD)
• SPEAKER CONNECTOR UP TO 10 AWG COMPRESSION TERMINALS
• DIMENSIONS BOX (H X W X D) WEDGE (H X W X D1 X D2) 15.125" X 33.875" X 15.75" / (38.4CM X 86CM X 40CM)
• SHIPPING WEIGHT 89.65 LBS. (40.66 KG)
• CEA-2031 COMPLIANT

FEATURES:

• "CLOSED-LOOP" DESIGN ENSURES OPTIMUM PERFORMANCE BETWEEN WOOFER, AMPLIFIER AND ENCLOSURE
• BUILT-IN 0°/180° PHASE SWITCH
• SEPARATE LOW LEVEL AND SPEAKER LEVEL INPUTS
• BUILT-IN ADJUSTABLE BASS BOOST EQ
• ADJUSTABLE 12DB/OCTAVE LOW PASS CROSSOVER
• DETACHABLE POWER/GROUND CONNECTOR
• INTELLIGENT AUTO TURN ON/OFF FUNCTION
• THERMAL AND OVER/UNDER VOLTAGE PROTECTION
• HIGH-EFFICIENCY, LOW CURRENT DESIGN
• REMOTE BASS LEVEL CONTROL INCLUDED
• PROPRIETARY HIGH OUTPUT WOOFER
• CONSTRUCTED WITH 5/8" MDF
• LARGE AWG INPUT TERMINALS
• COVERED WITH INDUSTRIAL HEAT ACTIVATED VINYL

SPECIFICATIONS:

• WOOFER SIZE 10"
• WOOFER SERIES PROPRIETARY
• POWER HANDLING (WATTS RMS) 300 WATTS RMS
• ENCLOSURE TYPE AMPLIFIED
• SPEAKER CONNECTOR N/A
• DIMENSIONS BOX (H X W X D) WEDGE (H X W X D1 X D2) 13.3 X 18 X D1 8.9 - D2 5.9 (IN) / 33.7 X 45.72 X D1 22.6 - D2 14.98 (CM)
• SHIPPING WEIGHT 23.8 LBS. (10.79 KG)
• CEA-2031 COMPLIANT
• FREQUENCY RESPONSE 35HZ TO 150HZ
• INTEGRATED AMPLIFIER 300 WATTS RMS
• CROSSOVER CONTROLS VARIABLE 50HZ TO 200HZ @ 12DB/OCTAVE BUTTERWORTHPOWER WIRE GAUGE8 AWG
• HEAT SINK TYPE EXTRUDED ALUMINUM
• REMOTE CONTROL INCLUDED
• CIRCUIT TOPOLOGY CLASS CLASS-D
• WOOFER QUANTITY 1
• ENCLOSURE MATERIAL 5/8" MDF (MEDIUM DENSITY FIBERBOARD)
• TONE CONTROLS GAIN & BASS BOOST
• SIGNAL INPUT LOW-LEVEL: 1 RCA PAIR, HIGH-LEVEL: LEFT/RIGHT SUMMED INPUTS
• POWER INPUT CONNECTOR QUICK DISCONNECT, REPLACEMENT PART: 1040-57860-01
• COOLING CONVECTION
• VISUAL INDICATORS POWER, PROTECT
• CEA-2006 COMPLIANT