Audio Technica ATH-SR30 BT Tai Nghe Bluetooth
| Type | Closed-back Dynamic |
| Driver Diameter | 40 mm |
| Frequency Response | 5 – 35,000 Hz |
| Sensitivity | 99 dB/mW |
| Impedance | 32 ohms |
| Battery | DC 3.7V lithium polymer battery |
| Battery Life | Max. approx. 70 hours* Charging Time: Approx. 4 hours* |
| Weight | 193 g (6.8 oz) |
| Accessories Included | USB charging cable (30 cm (12″) USB Type A / Micro USB Type B) |
| Type (Microphone) | Condenser |
| Sensitivity (Microphone) | -44 dB (1 V/Pa, at 1 kHz) |
| Weight (Microphone) | Omnidirectional |
| Frequency Response (Microphone) | 100 – 10,000 Hz |
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