Astrotec S80 - True Wireless Earphones Manual

Accessories

Incorrect fit

Correct fit

Power on/off

✽ When earphones are in power off state, press and hold face plate for 3s, earphones will be turned on.

✽ When earphones are in power on state, press and hold face plate for 6s, earphones will be shutdown.

Pairing mode

✽ Take out earphones from charging case, they will be turned on automatically with quick flashing blue light.

✽ The left and right earphones are automatically paired with a prompt tone, red and blue lights flash quickly on left earphone, and blue light flashes slowly on right earphone.

Turn on the Bluetooth on smart phone and search" Astrotec-S80-R"
After the connection is successful, the left earphone blue light flashes slowly, flashes once every 5 seconds, accompanied by a" Connected" tone.

✽ When the earphones can not be paired, put them back in the charging case and then take out the earphones to re-pair.

✽ Put earphones back in the charging case, when the earphones are still unable to pair, press face plate 4 times to clean pairing data, then restart earphones to pair.

✽ When the earphones are disconnected with smart phone, earphone lights flash red and blue, accompanied by a "Disconnected" tone.

✽ If the phone can't search for the S80, please clear the phone's pairing records, put the earphones back into the charging case, then try again.

Single ear connection

✽ When the left and right earphones are used individually, two mobile phones can be connected at the same time.

✽ After earphones enters the pairing mode, if no operation is performed for 10 minutes, earphones will automatically shut down.

Phone call mode

Music mode

Wake up voice assistant

Charge Earpieces

Charging case charging

Use Micro USB cable to connect charging case with 5V/1A power adapter to charge.

75-100%	25-50%
50-75%	0-25%

Low power notice

When power is low, the earpieces will emit a "low battery, please charge" tone every 20 seconds with a red light flashing 3 times; until the power is exhausted, it will automatically shut down.

✽ When the earphones are lack of power, please charge earphones immediately to avoid affecting battery life.

Basic Parameters

Size: length 25mm, width 18mm, height 27mm
Weight: 5.5g (Single earphone)
Battery volume: 55 mAh
Earphone charging current: 55 mA
Earphone charging time: about 1.5h
Working voltage: 3.3V-4.2V
Standby time: about 60 days (When earphones are in the charging case)
Continuous music playback time: about 5H (default volume)
Continuous phone call time: about 5H (default volume)

Bluetooth Parameters

Bluetooth Version: Bluetooth 5.0
Supported Profile: HFP, HSP, A2DP, AVRCP, SPP, PBAP
RF rate: Class 2
Transmission response: 2.402GHz~2.480GHz
Transmission range: 10m
Audio sampling accuracy: 24bits
Audio sample rate: 44.1~48kHz
Audio coding format: CVSD, mSBC, SBC, AAC
Signal to noise ratio: >75dB
Operating temperature: -5℃-40℃
Working humidity: 10%~85% (Non-frozen state)

Charging Case Parameters

Size: length 69 mm, width 43.5 mm, height 30mm
Weight: about 44g
Charging port: micro USB
Charging case (fully charged)
Charging time: about 2H
In-put voltage: DC 5V
Battery volume: 500 mAh
Out-put voltage: DC 5V

MIC Parameters

MIC type: MEMS
MIC sensitivity: -42±3d
BSPL: 93dB

Driver Unit Parameters

Driver unit: Beryllium dynamic driver
Impedance: 16Ω
Frequency response: 5-25KHz
Sensitivity: 98±3dB

Safe Use Instructions

1. To avoid hearing damage, keep the volume at a moderate level. Avoid listening to music at high volume for long time, which can cause permanent damage or hearing loss to your hearing.
2. Do not use Astrotec S80 when driving, cycling, crossing the road, etc., which require your attention.
3. Do not disassemble or modify the earphone by any reason, otherwise it may cause Astrotec S80 to malfunction and burn. These are not covered by the warranty.
4. Do not let Astrotec S80 get wet with the liquid, otherwise it will cause serious damage to the device. Warranty is not covered for the damage caused by the water in the device.
5. Do not place Astrotec S80 in a location exposed to the sun or high temperatures. High temperatures can shorten the life of electronic components, damage batteries, and deform some plastic parts.
6. Do not place Astrotec S80 in a cold place to avoid damaging the internal circuit board.
7. Please avoid using Astrotec S80 indicator near the eyes of children or animals
8. Do not use Astrotec S80 during thunderstorms. Thunderstorms can cause the device to malfunction and increase the risk of electric shock.
9. Do not drop, strongly vibrate, hit the product with a hard object, do not use harsh chemicals or detergents to clean Astrotec S80, so as not to damage the internal circuit.

Improper battery replacement can be an explosion hazard and can only be replaced with a battery of the same type or equivalent.

✽ For products with removable batteries, the batteries must be recycled or disposed of properly. For products that are not removable, disassembly is prohibited.

✽ The battery is not allowed to be disassembled, impacted squeezed or put into fire. Do not expose the battery to conductive materials, liquids, fire or high temperatures.

✽ Do not allow metal objects to touch the two poles of the battery. Do not continue to use the battery if it is inflated, leaking, odorous, or any other abnormality.

✽ Do not use the battery after it has been immersed in water.

✽ If the battery is used improperly, it may explode or leak, resulting in burns and other personal injury; if the battery leaks, be careful and dispose of the battery immediately according to local battery management laws and regulations.

Note: Any attempt to remove or replace the battery will damage the product and void the product warranty.

Rechargeable batteries that supply power to this product must be disposed of properly for recycling. Do not put the battery in a fire to avoid an explosion.