Listen to your smartphone, MP3 player and any audio device through car's cassette tape deck. Just pop the lightweight Monster Cassette Adapter 800 into your car's cassette tape player and plug it into your player's headphone port. Like that, your audio tracks will play through your car speakers, letting you and your friends enjoy the music you want for the whole trip.

• Spring-loaded cassette head
• Easy cable routing
• Lightweight, portable design
• Dual balanced conductors
• 24k gold mini-jack contacts
• Convenient 3 ft. cord