Audio-Technica ATH-DSR9BT bluetooth wireless stereo headset

Type Dynamic
Driver Diameter 45 mm
Voice Coil OFC-7N
Frequency Response 5 – 45,000 Hz
Sensitivity 97 dB/mW
Impedance 38 ohms
Battery Internal Battery: 3.7V rechargeable lithium polymer battery
Battery Life Approx. 15 hours continuous use (1000 hours standby)
Charging Time: Approx. 5 hours (for 0-100% charge)
Depending on environmental conditions
Weight 310 g (10.9 oz), without cable
Accessories Included 2.0 m (6.6') USB charging cable, hard carrying case
Type (Microphone) condenser
Sensitivity (Microphone) -44 dB (1V/Pa a 1 kHz)
Frequency Response (Microphone) 50 – 4,000 Hz
Polar Pattern (Microphone) omnidirectional


Input Jack: Micro USB Type B
Communication System: Bluetooth Version 4.2
Output: Bluetooth Specification Power Class 2
Maximum Communication Range: Line of sight - approx. 10 m (33')
Compatible Bluetooth Profiles: A2DP, AVRCP, HFP, HSP
Support Codec: aptX HD, aptX, AAC, SBC