Integrated 60-watt Class D power amplifier
Distributes 30 watts to each speaker

Acoustically optimized
For desktop placement

Legendary Sound - No Strings Attached

JBL 104-BT compact reference monitors with Bluetooth, the newest models in the 1 Series line, draw from seven decades of JBL Professional engineering to deliver the truest, most accurate sound in their class. They're perfect for recording musicians, producers, podcasters and vloggers, as well as professional audio engineers seeking an accurate portable reference with Bluetooth streaming. JBL 104-BT Reference Monitors combine a powerful coaxial 4.5-inch (118 mm) low-frequency driver and .75-inch (19 mm) soft-dome tweeter, potent integrated 60-watt amplification and an innovative acoustic design to reproduce honest sound with exceptional imaging and crisp detail. Bluetooth streaming lets you check mixes over Bluetooth to make sure they sound great in every listening scenario. Both the black 104-BT and white 104-BTW versions are sleek, elegant designs and compact form factors, making stunning statements in any studio while conserving valuable work space. Creative professionals, music lovers and anyone who wants the flexibility to stream both wired and wireless sound into high-quality studio monitors can count on JBL 104-BT to provide an accurate, reliable sonic reference and a truly enjoyable listening experience.

General Specifications

Bluetooth Version5.0
Low Frequency Transducer4.5 in (118 mm)
High Frequency Transducer0.75 in (19 mm), soft dome
Crossover1725 Hz, 1st order
Power Amp60 W (30 W each speaker), Class D
Sensitivity87 dB SPL @ 1 m with -10 dBV Aux In (Volume = Max)
Maximum Continuous SPL89 dB
System Peak SPL102 dB (pink noise, 12 dB crest factor)
Maximum SPL, Momentary Peak104 dB
Maximum Peak Input Level (-10 dBV / +4 dBu):+6 dBV / +20.3 dBu
Frequency Range (-3 dB SPL)88 Hz - 20 kHz
Frequency Range (-10 dB SPL)60 Hz - 20 kHz
System Rated Impedance8 O
Minimum Impedance7.8 O @ 260 Hz
Cabinet Tuning Frequency72 Hz
System Distortion Criteria<10% THD at maximum output with full compressor / limiter engagement
Electrical Distortion Criteria<0.2%THD @ 1 kHz, 2.83 VRMS output; <1% THD @ 1 kHz, full rated output
Signal to Noise Ratio75 dBA (A-Weighted), 70 dBr (unweighted), relative to 2.83 VRMS output on HF
Coverage (Horizontal x Vertical)120º x 60º
Acoustic Test SpecificationATS# 1000340443

Design

Enclosure TypePorted
Enclosure MaterialABS with metal grille
Enclosure FinishMatte black acrylic paint (104-BT) ; Matte white acrylic paint (104-BTW)

Audio Output

System Output Type1/8" stereo headphone with auto speaker mute

Audio Input

System Input TypeBluetooth, 1/8" Aux, RCA, 1/4" TRS balanced
Input Selection OptionsBluetooth, Aux, RCA, TRS, All

Powering Interface

System Power Handling30 W x 2 @ 100 hours, IEC/SMS
System PolarityEIA
AC Input Voltage100 - 240 VAC (± 10%), 50/60 Hz
Current Draw 85 watts
Electrical Current Draw (W) Idle 100 / 240 VAC3.52 / 3.70
Electrical Current Draw (W) Max Power 100 / 240 VAC80 / 80
Electrical Current Draw (W) Low Power

Standby Mode 100 / 240 VAC0.34 / 0.46

WARNING: This product can expose you to chemicals including Di(2-ethylhexyl)phthalate (DEHP), which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information, go to www.P65Warnings.ca.gov.