Features and Specifications - True Wireless Earbuds - RZ-B310W

RZ-B310 Specifications
Power / Battery Specifications
Power Supply Charging Cradle DC 5V, 500 mA
Built-In Battery Earphones 3.7V, Lithium polymer
Charging Cradle 3.7V, Lithium polymer
Built-In Battery Capacity Earphones 40 mAh
Charging Cradle 330 mAh
Operating Time (AAC) Earphones Approx. 5.0 hours (NC ON)
Approx. 6.0 hours (NC OFF)
Earphones with Charging cradle Approx. 16.0 hours (NC ON)
Approx. 20.0 hours (NC OFF)
Playback Time with Battery
(SBC)
Earphones Approx. 5.0 hours (NC ON)
Approx. 6.0 hours (NC OFF)
Earphones with Charging cradle Approx. 16.0 hours (NC ON)
Approx. 20.0 hours (NC OFF)
Quick Charge (15 minutes, AAC) Earphones Approx. 60 minutes (NC ON)
Charging Time (25 °C/77 °F) Earphones Approx. 2.5 hours
Charging cradle Approx. 2.5 hours
Earphones with Charging cradle Approx. 2.5 hours
Charge from Case Once the charging case is fully charged: You can charge earphones two times
Projected life of internal battery Earphones Approx. 500 cycles charge/discharge, battery can recover 80% of its initial capacity
Charging case Approx. 500 cycles charge/discharge, battery can recover 80% of its initial capacity
Charging temperature range 10 ℃ to 35 ℃ (50 °F to 95 °F)
Operating temperature range 0 ℃ to 40 ℃ (32 °F to 104 °F)
Operating humidity range 35 %RH to 80 %RH (no condensation)
Physical Specifications
Mass
Weight
Earphones (each) Approx. 4.7 g
Charging cradle Approx. 40 g
Dimensions
(W X H X D)
Earphones
(with Earpiece M size)
Approx. 22 mm x 33 mm x 25 mm
Charging cradle Approx. 61 mm x 47 mm x 29 mm
Latex Material No latex materials are used in this product
Bluetooth Specifications
Bluetooth® system specification Ver. 5.3
Wireless equipment classification Class 2
Max RF Power (e.i.r.p) 4 dBm
Frequency band 2402 MHz to 2480 MHz
Supported profiles A2DP, AVRCP, HFP
HSP profile is NOT supported.
Supported codec SBC, AAC
Compatibility to older Bluetooth Our earbuds uses Bluetooth version 5.3 and is fully backward compatible with other Bluetooth devices that have Bluetooth version 2.0 or later.
Operating distance
Connection Range
Up to 10 m (33 ft)
maximum communication range will vary depending on the obstacles and electromagnetic environment (Ex: walls, person, metal, electronic devices, etc.)
Wireless Frequency band 20 Hz to 20,000 Hz
Bluetooth Device pairing limit individually connect (pair) up to 4 devices
Earphones Specifications
Driver Unit 10 mm
Noise Cancelling -30 dB (50~120 Hz)
Microphone Mono
Accessory Specifications
USB Charging Cord USB charging cord: Approx. 0.2 m
(Input Plug: USB Type-A Shape, Output Plug: USB Type-C Shape)
Earpieces set S, M, L each 2pcs (Size M Attached)
Features and functions
Water Resistance IPX4 Equivalent (Headphones only)
charging cradle is not water resistant
Firmware updates Does not support any firmware update.

Features Questions and Answers


What is Bluetooth Low Energy (BLE)?

BLE reduces power consumption considerably while maintaining a similar communication range as classic Bluetooth. The advantage of BLE is the efficient use of power consumption in battery driven devices, such as smartphones and tablets.


Do you have App. to install to my smartphone?

No, there is no App for this product.


Can I purchase only one earphone, if I lose one earphone?

No, since the earphones and charging cradle are paired with each other you need to purchase both earphones and the charging cradle together. Contact customer service so that they can assist you further.


Can I purchase a charging case, if I loose my case or is lost?

No, since the earphones and charging cradle are paired with each other you need to purchase both earphones and the charging cradle together. Contact customer service so that they can assist you further.


Note

Specifications are subject to change without notice. All numbers given here are approximate.

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