TRUE STEREOPHONIC 360° SOUND
Feel every detail no matter the volume thanks to 360° sound that wraps you up. Crystal-clear sound hits every corner and finds its way through any crowd. In a warehouse or a field, there’s nowhere to hide.
ADJUST YOUR PARTY SOUND
Move between pre, peak and after party to discover how the sound character control knob’s “Dynamic” to “Loud” scale can tailor sound for laidback and high-energy listening moments.
40+ HOURS OF PORTABLE PLAYTIME
When power runs low, replace with a backup battery, or use the AC cable to plug in. Take your party through the night and onto the next, with track one sounding just as good as your final outro.
TAKE A CLOSER LOOK
Bromley 750 delivers a fully immersive and dynamic sound performance. Engineered with True Stereophonic, a unique form of multi-directional sound, music fills the air above and around you. Its durable, closed-box design ensures a tighter, more controlled, and natural sounding bass.
Driver Type Dynamic
Frequency range 20Hz – 20,000Hz
Drivers 2 x 10 inch 150W Woofers, 2 x 5.25 inch 50W Mid-ranges, 2 x 1 inch 7W Tweeters, 2 x 0.8 inch 14W Tweeters
Stereo/mono Stereo
Maximum sound pressure level 127 dB @ 1 m
Cabinet principle Closed system
Power Amplifiers 2 x 100W class D amplifiers for the woofers 2 x 50W class D amplifiers for the mid-range drivers 4 x 50W class D amplifiers for the tweeters
Equaliser Yes
Weight 23.9 KG / 33.5 KG including packaging 52.7 LBS / 73.9 LBS including packaging
Width 413mm / 16.26"
Height 652mm / 25.7"
Depth 355mm / 14"
Water Resistance IP54
Colorways Black and Brass
Repairability Yes
Light Show Yes
Portability Features Integrated wheels and handles
Country of origin Designed and engineered in Sweden. Made in China
MAINS INPUT VOLTAGE 100-240V
MAINS FREQUENCY 50/60Hz
Wireless connectivity Bluetooth 5.3 Auracast
Wired connectivity Audio: AUX 3.5mm (Input and Output), USB-C, RCA. Mic / Instrument: 2 XLR/6.35 mm combo jack
Bluetooth range >70m (229 feet) in free field
Top panel controls Power switch Source selector Media control Volume Bass Treble M-button Input 1 volume control Input 2 volume control Input 1 and input 2 effect control Sound character Light mode Battery indicator
Codecs SBC, AAC-mpeg 2 and LC3
USB Spec Type C, Charge out 5V, 3.0A
Bluetooth Multipoint Connectivity Yes
Mic/Instrument Input 2 XLR/6.3 mm combo jacks
Play time 50+ hours
Battery type Rechargeable, replaceable, Li-ion battery
Battery Preservation Yes
Quick Charging 20 minutes of charge time gives 8 hours of playtime with a 30W USB-C PD charger
Charging time 3 hours to full recharge with a 30W USB-C PD Charger
Power input USB-C 9V/3A, 5V/3A
Includes
Speaker
Bromley battery (Placed in the speaker)
Mains lead
Quick start guide
Legal & Safety sheet
Compatible Apps
Marshall Bluetooth app
