Transform your classic car stereo with this Car Bluetooth Cassette Adapter, designed to bring modern wireless audio streaming to cassette players. Crafted from durable ABS plastic and featuring Bluetooth 5.0 + EDR technology, this adapter enables seamless music playback from your smartphone with high-quality stereo sound supporting AAC, MP3, and SBC audio formats. Key Features: · Wireless Bluetooth 5.0 Connectivity: Enjoy stable and efficient wireless audio transmission up to 10 meters (32.8 feet), allowing you to stream music effortlessly from your smartphone to your car’s cassette player. · Built-in Microphone with Call Support: Make and receive hands-free calls with clear sound quality, ensuring safety and convenience while driving. · USB Charging with LED Indicator: Equipped with a USB charging port and LED indicators (blue and red) to easily monitor charging status, keeping your adapter powered on the go. · Easy Manual Control: The included control button box allows simple and intuitive operation, giving you full control over music playback and call functions without distraction. · Compact and Lightweight Design: Measuring approximately 10 x 6.4 x 0.9 cm (3.9 x 2.5 x 0.4 inches), this sleek black adapter fits perfectly into any cassette player without obstructing space. · Built-in Rechargeable Battery: Features a 140mAh lithium battery with charging input voltage of 4.5V-5.3V and charging current of 80mA, ensuring long-lasting performance and quick recharge times. Specifications: · Item Type: Car Bluetooth Cassette Adapter · Material: ABS Plastic · Color: Black · Bluetooth Version: 5.0 + EDR · Audio Format Support: AAC, MP3, SBC, Stereo · Transmission Distance: Approx. 10m / 32.8ft · Built-in Battery: 140mAh Lithium Battery · Charging Current: 80mA · Working Voltage: 3.3-4.2V · Charging Input Voltage: 4.5V-5.3V · Indicator Lights: Blue and Red Package Includes: · 1 x Car Bluetooth Cassette Adapter Upgrade your in-car audio experience with this versatile Bluetooth cassette adapter, combining classic cassette player compatibility with modern wireless technology. Enjoy crystal-clear music streaming and hands-free calling while driving, all controlled effortlessly through the intuitive button box.