Nokia Essential Wireless Earphones E1502

Specifications

1. Manufacturer details

   • Manufacturer

     RichGo Technology (Shenzhen) Co. Ltd.

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2. General

   • Wearing style

     Neckband

   • Ear coupling

     Ear canal

   • Frequency response

     20 Hz to 20KHz

   • Transducer principle

     Dynamic driver

   • Transducer size

     Φ10mm

   • Sound pressure level(SPL)

     114.5dB±3dB

   • Impedance

     32Ω±15%

   • Microphone principle

     MEMS x 1

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3. Bluetooth

   • Version

     Bluetooth 5.3

   • Transmission frequency

     2.402 GHz to 2.480 GHz

   • Profiles

     A2DP, AVRCP, HFP

   • Codec

     SBC

   • Effective Range

     Line of sight approx. 30ft (10m)

   • Number of phone recorded

     5

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4. Power

   • Power supply

     Built-in Lithium rechargable batteries,

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     3.7V/120mAh

   • Operating time

     14 hrs (music playback via A2DP) with rechargeable batteries of the earphones

   • Charging time

     Approx. 1 hour

   • Ingress protection of the earduds

     IPX4