Cellecor

pTron

BT-4

Ace i11

Wireless Headphone Specification

Wireless Headphone Specification

Neckband

In Ear

Neodymium

Dynamic

10 mm

10 mm

NA

32 Ohms

NA

100dB±3dB

NA

20Hz - 20KHz

5 V DC

DC 5V 1A

ANC

Sound Isolation

Bluetooth

Bluetooth

5.0

5.0+EDR

All Bluetooth Devices

All Bluetooth Devices

NA

AAC, SBC

Lithium-Ion Batteries

Lithium-Polymer Batteries

10 Meters

12 Meters

30 Hours

2 Hours

2 Hours

1.5 Hours

Black, Blue, Green

White

NA

NA

Micro USB Charging Cable

Micro USB Charging Cable

100 Gm

38 GM

The wireless neckband has advanced Bluetooth V5.0, Which Makes an instant connection to your media hassle-free.
IPX4 Waterproof : A waterproof casing protects BT-4 neckband Bluetooth headphones against rain, water, sweat, splash and more.
The Cellecor wireless neckband offers a total playtime of up to 30 hours on a single charge and Charge for Only 10 minutes And Get a playtime of 2 hours.
BT-4 Neckband built-in high sensitivity microphone and noise canceling technology, ensure crystal high quality sound no mater you are calling or listening to music.
With flexible neckband and Magnetic earbuds, BT-4 Neckband is very comfortable to wear around your neck, and ensure a snug fit on your shoulders and superior shape retention.

PTron Ace i11 truly wireless earbuds are equipped with the latest Bluetooth chip set which allows the headphone to transfer loss-less audio source, let you experience clear, crystal, and powerful sound.
PTron Ace i11, Airpod, True Wireless Stereo earbuds comes with the Bluetooth 5.0 which provides fast paring, stable connection, and universal compatibility. Measured Bluetooth connection distance can cover a distance of 12 m clear space.
These Airpods comes under in-ear wireless earphones category and ensure 2 hours of continuous music playtime/talk-time. The portable 350 mAh charging case ensures charging on-the-go whenever earbuds are low on power. Note: The charging case has a Micro USB charging interface.
These Airpods weigh only 8g (4g each), lightweight and secure, comfortable fit with most shape of ears. While you moving around or working out these Ace i11 earbuds won't fall off. Perfect for those who workout, exercise, gym, running, jogging, hiking, commuting, cooking, & driving.
Bluetooth v5.0 allows dual stereo call and solid communication with your friends, passive noise cancelling technology provide quiet, clear voice transfer, let you enjoy the happy call time with no noise and interruption. The multi-function power button helps you answer/hang-up calls/re-dial, music pause/play, & next song.
Support Twins Pairing and Single Pairing. Long press the power button on both the earphones at the same time until the led flash in blue and red alternately, both of them have a voice say "power on" and “dudu” sound for pairing. Once both ear earbuds are paired to each other, only the right earbud will flash blue & red LED indicator alternately. Then turn on Bluetooth on your device and search for the device name “PTron Ace i11” and connect.