GH1003
OEM,ODM
Yes
Connection technology: Wireless, Wired
Wireless technology: Bluetooth / 2.4GHz radio frequency
Battery: 500 mAh, 3.7V
Playing duration: 28 hours (Bluetooth), 12 hours (2.4GHz)
Speaker diameter: 40 millimeters
Impedance: 32 ohms
Sensitivity: 100 dB ± 3 dB
Frequency response: 20 Hz - 20 kHz
Microphone sensitivity: - 38 dB ± 2 dB
Microphone impedance: 2.2k ohms
Microphone directionality: Omnidirectional
Plug type: 3.5mm cable