
A 7-band graphic EQ with built-in RCA outputs, this is aimed at car audio enthusiasts who want more precise control over frequency tuning than a head unit's built-in EQ can offer. Buy Now at Newegg
- 7-band graphic equalizer for precision audio tuning
- Variable -12dB to +12dB sonic frequency adjustment
- Dedicated subwoofer volume and 40Hz-250Hz LPF control
- Six-channel RCA outputs for front, rear, and subwoofer
- Dual main and auxiliary RCA input channels

Replacing a factory stereo with Bluetooth is the main reason to look at this, and the MVH-S110BT covers the basics without a lot of extras driving up the price. Buy Now at Newegg
- Hands-free calling and wireless music streaming
- Powerful 50W per channel four-speaker output
- High-quality FLAC, MP3, and WMA USB playback
- Compact 1-DIN short chassis for easy installation
- Direct EQ keys for simple sound customization

Plug this into any wired speaker system or car stereo with an aux input and it turns it into a Bluetooth-capable setup, which is a straightforward way to modernize older audio gear without replacing it. Buy Now at Newegg
- Universal Bluetooth audio streaming for any device
- Weather-resistant design for harsh environments
- Flexible flush, surface, or bar mounting options
- Standard rocker switch cutout for easy integration
- Tactile rotary knob for intuitive volume control

Suited for older vehicles that lack a built-in touchscreen, this head unit adds wireless connectivity, a larger display, and modern audio controls without requiring a factory upgrade. Buy Now at Newegg
- Wireless Apple CarPlay and Android Auto connectivity
- Hands-free Siri and Google Assistant voice control
- 9-inch HD display with live GPS navigation
- Multi-transmission audio via Bluetooth, FM, and AUX
- Wireless screen mirroring via AirPlay and Android Auto

A compact two-channel amp that works well for anyone looking to add or upgrade speakers in a car, boat, or small room setup without needing a full-size unit. Buy Now at Newegg
- 100ft long-range stable Bluetooth connectivity
- 100W peak high-fidelity audio output
- Converts wired speakers to Bluetooth system
- Tool-free quick-release speaker terminal installation
- Dedicated bass, treble, and volume control knobs

Aimed at car audio enthusiasts who want granular control over their sound, this 7-band equalizer lets you tune specific frequency ranges rather than relying on whatever EQ your head unit offers. The Bluetooth input adds flexibility if your receiver lacks aux or USB connectivity. Buy Now at Newegg
- Seven-band equalizer for precise audio shaping
- Wireless streaming from smartphones and mobile devices
- IPX5 marine-grade water jet protection
- Versatile high-level, RCA, and AUX input connectivity
- Independent master, subwoofer, and fader volume controls

Designed for riders who want music on the go without relying on earbuds or a helmet speaker, this mounts directly to your bike and streams audio via Bluetooth while you ride. Buy Now at Newegg
- Bluetooth wireless audio streaming
- Integrated FM radio tuner
- USB input for media playback
- Weather-resistant motorcycle speaker design
- Amplified power system for loud clear audio