Excelvan Z-B80S Wireless Bluetooth 4.1 Adjustable HD MIC Telescopic and Fordable Stereo Headset Supports Handsfree with Excellent Voice Quality for Smartphone, PC, Laptop Elegant Appearance with High Quality
1. Please turn off the headset and put it into box to avoid damage, scratches or bracket deformation when long time no use. In order to prolong the battery service life, please charge every 6 months.
2. Please charge at first if the headset is left unused for long time.
3. The battery of headset is original and please don’t change it by yourself.
4. Please keep the headset under dry place.
5. The operating temperature is 5℃ to 35℃. Please don’t put the headset into fire to avoid battery blast accident.
6. Please don’t fold or twist the bracket to avoid deformation.
7. Please don’t tear down ear-cap by un-professional person.
8. Audiologist suggest that don’t adjust the volume to a very high level to avoid hearing damage.
9. Do not use the headset in dangerous place or place where can not hear the outside sound.
Comfort is the top priority here - earpads are made of smooth and soft leather that greatly contribute to their elasticity so they don't sit too tightly on the ears - you can wear them for hours and even days at a stretch.
Exceptional noise cancelling feature, which imparts brilliant clarity to the sound and strong low bass. The sound is enhanced even more due to the 40 mm magnetic driver units embedded inside the headphones.
Ergonomic design with sturdy and durable outer plastic shell that provides excellent air permeability - the headband is extremely flexible, as it can be stretched and rotated up to 90 degree as per your convenience.
The folding design and lightweight structure makes them portable and great space-savers while traveling.
1) Foldable Headset is easy to carry and store, adjustable PU leather headband for perfect fit.
2) Premiun material. Solidity built.
3) High definition sound. Record the nature sound,bring you a high quality audio experience of stereo sound.
4) They are handleable: playback, next song, volume up & down, picking up& hanging up phone calls. They even allow you to call back the last call!
5) CSR 4.0. High quality CSR chip set. The class of headset is high.
6) Built-in rechargeable Li-battery，less than 2 hours charging time，play time after full charged:18hours.
7) Matt coating: dirty-resistant.
8) Compatible with Bluetooth enabled music players & A2DP enabled devices such as iPad, iPhone, iPod touch, Android Smart Phones, tablets, etc.
9) The design of headset conforms to Human Engineering which is comfortable to wear.
10) Fashion design provides unbelievable using experience.
11) One headset paired with two phones at the same time.
12) The battery remaining capacity will be showed on display of smart devices.
13) NFC pairing technology. Easy to pair with your device now.
Bluetooth version: 4.1
Frequency coverage: 2.402GHZ~2.480GHZ ISM Band
Transmit Range: <=10m
Frequency response: 20HZ-20KHZ
Status Indication: LED indicator
Pairing products: Bluetooth computer with HFP, A2DP, AVRCP Bluetooth protocol, USB Bluetooth adapter, Bluetooth cell phone,etc.
Battery: Rechargeable lithium ion battery, 3.7V, 300mA
Charge: Computer USB interface, output DC 5V/300mA charger
Charge Time: 1-2 hours
Operate hours: About 18 hours (battery saturation)
Standby time(paired with mobile standby): More than 15 days (battery saturation)