NuForce is an American high-end audio brand founded in 2005. With its unique Class D amplification technology and products, NuForce quickly became well-known in the high-end audio market and received praise from many audiophiles. Today, NuForce is part of Optoma, the world's largest projector brand.
 
The BE (Bluetooth Earphones) series is NuForce's Bluetooth headset series, in addition to the "BE Digital" series (focusing on sound quality), it also derives the split headphones BE Free series, the sports headphones BE Sport series, the BE Live series with high appearance and high sound quality, and the BE Lite series with a young fashion and cost-effective positioning. Generally speaking, the larger the number after the series, the higher the product positioning.
 
NuForce's "BE Digital" series, currently only available for the BE6i, scored 76 in Consumer Reports, the second best in its class. BE6i is priced at 899 yuan, and the improvement of the i indicates that it is an upgraded version of BE6, with a rear-hanging design, and it is rare to come with 2 pairs of COMPLY foam earmuffs with excellent sound insulation and comfort, and the 8-hour battery life is excellent in similar products. And it has certain sports attributes, can be replaced with shark fin rubber plug to increase the wearing firmness, IPX5 waterproof ability is also high. The BE6i is equipped with a large 10mm dynamic driver, supports aptX and AAC Bluetooth encoding, and its three-frequency balance and good connection, the middle frequency is relatively prominent, and it performs well in terms of sound density and detail.
 
Another BE Live series, which focuses on sound quality, has two products, BE Live5 and BE Live2. The BE Live5 is priced at 849 yuan, and the configuration is the same as that of the BE6i, but its moving coil unit is a relatively small 8mm. The BE Live5 has a more emphasis on low frequencies in sound, while at the same time excellent high-frequency ductility. 299elementBE Live2Positioning entry,Only support AAC Bluetooth coding,6mmThe unit size is average,However,10Hours of battery life performs well in similar products,The overall cost performance is good。
 
Both the BE Free and BE Sport series have strong sporty attributes, and the most worthwhile of the two series are the BE Free8 and BE Sport4, both of which are VGP 2018 SUMMER Gold Award models. The biggest highlight of BE Free8 is the use of NFMI technology, which makes the headphones have low power consumption and stable transmission, and can receive signals even underwater. It is also one of the few split headphones that supports aptX and AAC Bluetooth encoding, with elastic low frequencies, delicate midrange of vocals, and high-resolution and crisp high frequencies, suitable for listening to female voices and soft music. However, the 4-hour battery life of BE Free8 is average, and the price is 1299 yuan. The BE Sport4 uses graphene to create the unit. Graphene is one of the strongest materials available, and at the same time, it has excellent toughness, and can be used as a unit to significantly improve the sound quality of headphones. In terms of sound, the BE Sport4 has a strong three-frequency separation, and the overall style is biased towards pop.
 
The stylishly positioned BE Lite series has only one earphone, BE Lite3, priced at 469 yuan. Its configuration parameters are basically the same as those of BE Live2, if it is only used to listen to songs, it is obviously not as cost-effective as BE Live2. But the BE Lite3 is lighter and has a more youthful appearance.
NuForce BE Free8 True Wireless Bluetooth Headphones