K-Mate BTT025A Bluetooth Audio Transmitter
Introduction
Welcome to use this Bluetooth audio transmitter BTT025A. Please read this user’s manual carefully before use, and for your safety.
About BTT025A
BTT025A is a stereo Bluetooth transmitter. The music from your TV, walkman, PC, and other devices can be transmitted wirelessly to your Bluetooth receiver device via this product. The product has a built-in battery, and it can be used for about 12 hours after being fully charged.
System requirements
- Audio devices with a 3.5mm audio input jack, such as cell phones, music players, etc.
- Bluetooth receiver device supporting the A2DP profile, such as Bluetooth.
1 Micro USB charging jack 4 The cable slot 2 LED indicator 5 3.5mm audio input jack 3 MFB button
Getting Started
Charging the transmitter
First, you must charge the battery fully before first using. Low power—It means low power if the red LED of the transmitter flashes during use. At this time, you need to recharge the transmitter.
The charging steps are as follows.
- Connect the USB charging cable to the USB port of the PC or charger.
- Connect the other end of the USB charging cable to the charging port of the transmitter.
- RED light on→Charging
- RED light off→Finished charging
- It will take about 2 hours to finish charging.
Reeling in the cable
- Please reel the audio line into the cable slot if you don’t use the product. It is convenient to carry and store. Please operate it as shown below.
- Taking the audio line out from the cable slot, as shown below, if you want to use the product.
Turning on/off the transmitter
| Function | Operation | LED indicator |
| Turning on | Ensure the transmitter is off, press and hold the MFB button for 3seconds | Blue LED on for 1 second |
| Turning off | Ensure the transmitter is on, press and hold the MFB button for 3seconds | Red LED on for 1 second |
| Enter pairing mode | Ensure the transmitter is off, press and hold the MFB button for 5 seconds. | Blue and red LED flash alternately |
Pairing With Bluetooth Devices
After the transmitter pairing and connecting with the Bluetooth receiver device, you can enjoy music wirelessly. Before pairing, please make sure your Bluetooth receiver device supports the Bluetooth A2DP profile.
- Keep the transmitter and the Bluetooth receiver device within 1 meter when pairing.
- Make the Bluetooth receiver device enter pairing mode.
- Turn on the Bluetooth transmitter and make it enter pairing mode. It will search for Bluetooth devices automatically and send a pairing request. After successful pairing and connecting, the blue LED of the transmitter flashes.
Playing Music
- After successfully connecting BTT025A with the Bluetooth receiver device, you can play your music on your Bluetooth receiver device.
- BTT025A not only supports SBC mode, but also supports APTX and APTX low latency mode. But all this needs your Bluetooth receiver device to also support these modes.
LED Indicator
| LED indicator | Status of BTT025A |
| Red and blue LED flashes alternately | Pairing mode |
| Blue LED flashes once every 4 seconds | Connected with device(SBC mode) |
| Blue LED flashes twice every 4 seconds | Connected with device(APTX mode) |
| Blue LED flashes thrice every 4 seconds | Connected with device(APTX low latency mode) |
| Blue LED flashes once every 2 seconds | Not connected with the device |
| Red LED on | Charging |
Factory reset
In the status of standby or off mode, long-press press MFB button for about 10 seconds and release it until the red and blue LEDs are on simultaneously.
Specifications
| Bluetooth version | Bluetooth V2.1+EDR |
| Bluetooth profiles | A2DP |
| Bluetooth frequency range | 2402MHz-2480MHz |
| Operating distance | About 10 meters |
| Charging input voltage | DC 5V |
| Working time | About 12 hours |
| Charging time | About 2 hours |
| Dimension | 52*23*10 mm |
Care and maintenance
Read the following recommendations carefully before using BTT025A. Following these, you will be able to enjoy this product for many years.
- Keep it dry and don’t put it in the dump place to avoid the product’s internal circuit being affected.
- Keep the product away from direct sunlight or hot places. High temperatures will shorten the life of electronic devices, destroy the battery, or distort certain plastic parts.
- Don’t expose the product to cold areas. It may damage the internal circuit board.
- Don’t try to disassemble the product as it may get damaged if you are not a professional.
- Don’t let it fall onto the floor or other hard surfaces. The internal circuit might get damaged.
- Don’t use intensive chemical products or detergents to clean the product.
- Don’t scratch the surface with sharp things. It may get damaged by sweat.
FCC Rules
This equipment generates and uses can radiate radio frequency energy and, if not installed and used according to the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation.
- Reorient or relocate the receiving antenna.
- Increase the separation between the equipment and receiver.
- Consult the dealer or an experienced radio/TV technician for help
Customer Support
- 86-0760-88320910
- E Bldg.,Fuwan ind.Zone,Fuwan Nan Rd.,Zhongshan China, Jining, Shandong, China
- https://kmate8.goldsupplier.com/