DB Drive DX-S2.75M : 2.75 in. midrange Bluetooth Receivers which contributes to the "loud

which contributes to the "loud and fun" sound associated with Alpine's R-Series

Mobile Device Mirroring: The HDMI input can also be used to mirror select Apple iPhones with Lightning connect and select Android smartphones that are MHL compatible

Engineered to operate without a dedicated enclosure

The PXE-DSP-APP for Windows is available at Alpine

and Classical

DB Drive DX-S2.75M : 2.75 in. midrange Bluetooth Receivers which contributes to the "loudFeatures 0. 5" oversized voice coil with enhanced thermal capacity Optimized frequency bandwidth Injection molded PP composite Cone with rubber surround Forged motor plates with linear flux geometry Ferrite oxide magnet with optimized motor force Stamp cast steel basket Specifications Max Power : 90 Watts Nominal Power Handling : 30 Watts Frequency Response: 150 Hz 4. 5 KHz Impedance: 4? Sensitivity: 86 dB Description Perfect for space constrained