JBL Free WFH Wireless Specs

Headphone
Earpiece DesignOver-Ear (Circumaural), Closed-Back
Driver TypeDynamic
Driver Size1.6" / 40 mm
Impedance32 Ohms
Active Noise CancellationNo
Controls/Microphone LocationMicrophone: Adjustable Boom
SensorsNone
Frequency Response20 Hz to 20 kHz (Wireless)
Sensitivity96 dB at 1 kHz / 1 mW
Number of Voice Mics1
Mic Boom LocationLeft Side
Pickup PatternCardioid (Unidirectional)
Noise CancelingYes
Frequency Response100 Hz to 10 kHz
Sensitivity-42 dBV at 1 kHz
Wireless ModulationWi-Fi: GFSK
FrequencyWi-Fi: 2.4 GHz (2402 to 2480 MHz)
Multipoint SupportNo
NFCNo
System ConnectionUSB-A
EncryptionNone
Audio Connector to SourceNone
Battery ChemistryLithium-Ion
Capacity (mAh)500 mAh
Runtime22 Hours
Recharge Time2 Hours
Wireless ChargingNone
Charging PortUSB-C
Charging Case
Platform SupportWindows (with Wireless Adapter)
Operating Temperature77°F / 45°C
ColorBlack
Environmental ProtectionNone
LED IndicatorYes
WeightHeadphones:
7.7 oz / 218 g
Packaging Info
Package Weight1.175 lb
Box Dimensions (LxWxH)9.7 x 9.2 x 3.7"