DEEP BASS Subwoofer support hands-free function speaker audio system
Speakers / Hands-Free Speaker
Features: Bluetooth specification: Bluetooth4.2Support Bluetooth protocol:Support L2CAP / A2DP / AVRCP, used to receive stereo audio signal, can control the up and down operation of the audio transmitter through the protocol;Support HSP / HFP (Handsfree profile), with hands-free function, can carry out voice communicationWireless transmission range: 10MAudio noise ratio: ≥90dbBattery capacity: 1200mAhBuilt-in voltage: 3.7VNormal volume playback: 3HSpeaker specifications: ¢ 45mm * 2Speaker power: 4Ω / 5W * 2Frequency response: 120HZ-20KHZCharging voltage: 5V / 500mACharging time: 3-4H Certifications