The Kicker BT4 is a wireless phone accessory with a sleek black design. It features two 0/8-gauge and one 4/8-gauge output, making it easy to connect to various car audio systems. With dimensions of L 4.5 x W 4.3 x H 1.5 inches and a weight of 0.55 lbs, this product is compact and lightweight, perfect for on-the-go use. Manufactured in China by the trusted brand KICKER, this accessory ensures high-quality performance and reliability for your vehicle electronics needs.