Nokia E3103 True Wireless Earphone Low Latency BT 5.1 Half In-Ear Headphone Stereo ENC Dual-device Sports Earbuds
1. Adopt 13mm large moving coil unit.
2. Upgrade the Bluetooth 5.1 chip to connect faster and more stable.
3. The headset has a single battery life of 7 hours, that is, the total battery life can reach 25 hours.
4. Semi-in-ear upright battery box, compact and mini.
5. Dual host headphones, you can listen to one ear / binaural mode easily by picking up one.
6. ENC environment noise reduction, high-definition call.
Nokia Essential True wireless Earphones E3103 |
Wearing type |
True wireless earphones |
Ear coupling |
Concha |
Frequency response |
20Hz to 20kHz |
Transducer principle |
Dynamic driver |
Transducer size |
13mm |
Sound pressure level(SPL) |
102dB±3dB |
Impedance |
32Ω |
Microphone principle |
MEMS X2 |
Power supply |
Bulit in Lithium rechargeable batteries
Left earbud: 37mAh/3.7V
Right earbud : 37mAh/3.7V
Charging case :320mAh/3.7V |
Operating time |
Up to 7 hrs (music playback via A2DP with 70% of the volume )with rechargeable batteries of the earphones.
Up to 25 hrs with rechargeable battery of the charging case |
Charging time |
Earphones approx 2 hrs |
Ingress protection (earbuds) |
Anti-dust and splash proof (IP44) |
Weight |
Left earbud ,approx 3.3g
Right earbud approx 3.3g
Charging case approx 31.4g |
Volume control |
Yes |
Bluetooth |
Version |
Bluetooth specification version 5.1 |
Profiles |
HSP,HFP,AVRCP,A2DP |
Effective range |
Line of sight approx 30ft(10m) |
Transmission frequency |
240MHz to 2480MHz |
Output power |
3mW(max) |
Supported audio format(s) |
SBC |