• Bluetooth-compatible 5.0 connection, after the first connection and pairing is successful, the next time you turn on the speaker, it will automatically connect to your device
• Support hands-free calls, handle calls on the go via the built-in microphone
• Dual internal magnetic speakers and independent-cavity design make the sound more stereo
• Free your hands and ears, with this portable Bluetooth-compatible speaker around your neck, you can enjoy the music with your friend
• Ergonomically shaped, lightly supported on the shoulder to create a small stereo surround private music field, it remains comfortable
• Suitable for smartphones, notebooks, tablets and other devices with Bluetooth-compatible function

Specification:

• Bluetooth-compatible version: JL V5.0+EDR
• Bluetooth-compatible protocol: RF5.0, BB5.0, LMP5.0, AVCTP1.4, GAVDP1.3, HFPV1.7, A2DPV1.3, AVRCPV1.6, SSP V1.2, etc
• Material: ABS plastic + iron mesh + TPU
• Output power: Max 2*3W
• Response frequency: 2.4GHz-2.480GHz
• Speaker unit: 27mm dual speakers, 3W*2, internal magnetic impedance 4Ω
• Signal-to-noise ratio: ≥80dB
• Distortion: ≤3%
• Sensitivity: -88dBm ±2dBm
• Transmission power: support CLASS1/CLASS2/CLASS3 maximum adjustable 6dBm
• Input voltage: DC5V
• Audio Type: Dual Channel
• Charging current: IN DC 5V 500mA ±10mA(When charging, the red light of the speaker is always on, and the red light is off when fully charged)
• Working current: (Battery 3.7V 1KHZ 0dBm) average 600mA
• Shutdown current: ≤50uA
• Temperature range: -25℃ to +65℃
• Speaker battery: 350mAh, battery type polymer 802025(with protection board)
• Charging interface: Micro 5-pin
• Transmission distance: ≥10 meters (barrier-free)
• Talk time: about 5.5 hours
• Standby time: about 7000 hours
• Bluetooth-compatible playback 100% volume (mobile phone/speaker is 100% volume) listening time: about 4~4.5 hours
• Bluetooth-compatible playback 50~60% volume (mobile phone 50~60%/speaker 100% volume) listening time: about 7 hours