The 2 pin connector lets you transform your IE 8* wired earphones into a wireless Bluetooth model.
| Wearing style | Neckband |
| Output Power | 10 mW (max) |
| Bluetooth Version | Bluetooth 5.0 compatible, class 1, BLE |
| Supported Profiles | HSP, HFP, AVRCP, A2DP |
| Weight | Approx. 20 g |
| Transmission frequency | 2,400 MHz to 2,483.5 MHz |
| USB Standard | Type-C |
| Charging time | approx. 1.5 hrs |
| Codecs | SBC, aptX®, aptX® LL, aptX® HD, AAC, LHDC |
| Frequency response | 10 Hz to 20,000 Hz (BT Codec may change this value) |
| Frequency response (Microphone) | 100 Hz to 10,000 Hz |
| Microphone sensitivity | -38 dB V/Pa |
| Modulation | GFSK, π/4 DQPSK, 8DPSK |
| Operating relative humidity | 10 to 80%, non-condensing; storage: 10 to 90% |
| Operating temperature | 0 to +40°C |
| Operating time | 6 hrs (music playback via SBC) with integrated rechargeable battery; 340 hrs in standby mode |
| Pick-up pattern | 2 omni-directional microphones |
| Power supply | built-in rechargeable lithium-polymer battery: 3.7 V ⎓, 120 mAh; USB charging: 5 V ⎓, 500 mA |
| Storage temperature | –20 to +60°C |