Nokia Essential True Wireless TWS Earphone E3100 - Blue

FEATURES - Better sound quality; Engineered with a dynamic driver, E3100 earphones help you hear your music exactly as intended. - Colorful design; Available in five contrasting color combinations to boost your mood, sound, and style. - Flawless connectivity; Pair your earphones to your device in an instant. Experience less latency and no drop in audio quality thanks to Bluetooth 5.0 DIMENSIONS: Wearing style: True Wireless Earphones Ear coupling: Ear canal Frequency response: 20 Hz to 20KHz Transducer principle: Dynamic Transducer size: 6mm Sound pressure level (SPL): 91dB(1kHz/1mW) Impedance: 32 Microphone principle: MEMS x 1 ELECTRICAL Power Supply: Built-in Lithium rechargeable batteries, 3.7V. Left earbud: 45mAh Right earbud: 45mAh Charging case: 400 mAh OPERATING TIME 2.5hrs (music playback via A2DP) with rechargeable batteries of the earphones* 10hrs with rechargeable battery of the charging case* * Charging case that holds multiple charges for having the total play time. *Battery life depends on device settings, environment, usage and many other factors. Charging time : Earphones: approx. 2 hours Ingress protection of the earbuds: Splash proof (IPX3) Weight : Left earbud; approx. 4g Right earbud; approx. 4g Charging case; approx. 30g. Volume control: Yes Version: Bluetooth 5.0 Profiles: HSP, HFP, AVRCP, A2DP Effective range: Line of sight approx. 30ft (10m) Transmission frequency: 2402 MHz to 2480 MHz Output power: 10mW (max)