A800 Over-Ear Wireless Headphones

Driver Unit: 40 mm (1-9/16 in), Impedance: 34Ω, Sensitivity: 105 dB/mW @1kHz, Frequency Response: 4 Hz - 40 kHz (Audio input terminal), 20 Hz - 40 kHz (LDAC 96 kHz/990 kbps), Mic: Monaural, MEMS Mic, Playback Time with Battery (LDAC): Approx. 40 hours (NC ON), Approx. 50 hours (NC OFF), Charging Time: Approx. 3.0 hours (Using the power source 1200 mA or higher), Quick Charge (15 minutes, AAC): 10 hours (NC ON), Standby Time: Approx. 60 hours (NC ON), Approx. 120 hours (NC OFF)*Auto power off: OFF, Bluetooth Version: 5.2, Dimensions (W x H x D): Approx. 170 mm x 196 mm x 85 mm, Weight: Approx. 298 g