Nokia Essential True W...

Description

Specifications

1. Manufacturer details

   ManufacturerRichGo Technology (Shenzhen) Co. Ltd.

2. Dimensions

   Wearing styleTrue Wireless Earphones
   Ear couplingEar canal
   Frequency response20 Hz to 20KHz
   Transducer principleDynamic
   Transducer size6mm
   Sound pressure level (SPL)91dB(1kHz/1mW)
   Impedance32
   Microphone principleMEMS x 1

3. Electrical

   Power supplyBuilt-in Lithium rechargeable batteries, 3.7V.
   Left earbud: 45mAh
   Right earbud: 45mAh
   Charging case: 400 mAh
   Operating time2.5hrs (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 timeEarphones: approx. 2 hours
   Charging case: approx. 2 hours
   Ingress protection of the eardudsSplash proof (IPX3)
   WeightLeft earbud; approx. 4g
   Right earbud; approx. 4g
   Charging case; approx. 30g.
   Volume controlYes
   VersionBluetooth 5.0
   ProfilesHSP,HFP,AVRCP,A2DP
   Effective range.