Fuller Sound. More Battery Life.
Bye-bye, tinny playback. Say hello to broad-spectrum, big-volume (100 decibel!) sound. Duo is the iPhone case with room-filling audio that more than doubles your iPhone’s battery life. Experience crisp playback while docked, streaming wirelessly over Bluetooth, or enjoying Wi-Fi’s fuller sound, without Bluetooth’s compressed audio bandwidth.
More of Everything You Love About iPhone
Your Life Deserves a Soundtrack.
Life is better with music. PERI Duo lets you add music any time, anywhere you have your phone.
High Fidelity Streaming
Duo’s Wi-Fi enables full-spectrum broadcast (with higher resolution than Bluetooth’s narrow-bandwidth compression), and full-immersion sound with networked playback over multiple Duos.
Play Your Way
Choose your playback option: Docked (15 hrs duration w/full charge), Bluetooth (20 hrs), or revel in uncompressed audio fidelity streaming over Wi-Fi (10 hrs).
One-Button Spotify Playback
Summon your favorite tunes from the cloud with Quick Play™, which grants you one-button access to your favorite Spotify playlist (more cloud music compatibility coming soon).
Real-World Stereo
Give your music added dimension with Quick Link™—connect up to 64 Duos and bask in auditory splendor—instant party, anyone?
Speaker Phone
Duo is also a wireless speaker phone, thanks to its sensitive MEMS (microelectromechanical system) omnidirectional microphone.
EZ-Lock Docking
Dock your iPhone within Duo in about a second. Really. Just drop the iPhone in place, slide the EZ-Lock up a quarter inch, and you’re done.
Share What You Love.
Experience incredibly powerful audio and true stereo immersion—anywhere you are—with Duo’s Quick Link™ technology that wirelessly connects up to 64 Duo cases.
Technical Specifications
| Dimensions | 6.06” x 2.75” x 0.78” (153.9 mm x 69.9 mm x 19.8 mm) |
| Weight | 5.4 oz (153 g) |
| Max Volume | 100 dBA |
| Peak Power | 4 watts |
| Battery | 2900 mAh |
| iPhone Charge Capacity | 120% of iPhone 6/6s full charge |
| Playback Duration (will vary w/volume and battery temperature) |
Docked: 15 hrs |
| Bluetooth: 20 hrs | |
| Wi-Fi: 10 hrs | |
| Charging Time (via USB Micro-B plug) |
1.5 hrs to 90% @ 2 amps |
| 2 hrs to 100% @ 2 amps | |
| 2.5 hrs to 90% @ 1 amp | |
| 3 hrs to 100% @ 1 amp | |
| Manual | HERE |
| Musical Life Enhancement | Unlimited |
Color Your World with Sound
Choose your color. Follow your passion. Love your music. Everywhere.
